C# (Csharp) 프로그래밍

사이트

https://nodejs.org/en/

snake.py


import pygame, random, sys
from pygame.locals import *

def collide(x1, x2, y1, y2, w1, w2, h1, h2):
    if x1+w1>x2 and x1<x2+w2 and y1+h1>y2 and y1<y2+h2:return True
	else:return False
	
def die(screen, score):
	f=pygame.font.SysFont('Arial', 30);
	t=f.render('Your score was: '+str(score), True, (0, 0, 0));
	screen.blit(t, (10, 270));pygame.display.update();
	pygame.time.wait(2000);sys.exit(0)
xs = [290, 290, 290, 290, 290];ys = [290, 270, 250, 230, 210];
dirs = 0;
score = 0;
applepos = (random.randint(0, 590), random.randint(0, 590));
pygame.init();
s=pygame.display.set_mode((600, 600));
pygame.display.set_caption('Snake');
appleimage = pygame.Surface((10, 10));
appleimage.fill((0, 255, 0));
img = pygame.Surface((20, 20));
img.fill((255, 0, 0));f = pygame.font.SysFont('Arial', 20);clock = pygame.time.Clock()

while True:
	clock.tick(10)
	for e in pygame.event.get():
		if e.type == QUIT:
			sys.exit(0)
		elif e.type == KEYDOWN:
			if e.key == K_UP and dirs != 0:dirs = 2
			elif e.key == K_DOWN and dirs != 2:dirs = 0
			elif e.key == K_LEFT and dirs != 1:dirs = 3
			elif e.key == K_RIGHT and dirs != 3:dirs = 1
	i = len(xs)-1
	while i >= 2:
		if collide(xs[0], xs[i], ys[0], ys[i], 20, 20, 20, 20):die(s, score)
		i-= 1
	if collide(xs[0], applepos[0], ys[0], applepos[1], 20, 10, 20, 10):score+=1;xs.append(700);ys.append(700);applepos=(random.randint(0,590),random.randint(0,590))
	if xs[0] < 0 or xs[0] > 580 or ys[0] < 0 or ys[0] > 580: die(s, score)
	i = len(xs)-1
	while i >= 1:
		xs[i] = xs[i-1];ys[i] = ys[i-1];i -= 1
	if dirs==0:ys[0] += 20
	elif dirs==1:xs[0] += 20
	elif dirs==2:ys[0] -= 20
	elif dirs==3:xs[0] -= 20	
	s.fill((255, 255, 255))	
	for i in range(0, len(xs)):
		s.blit(img, (xs[i], ys[i]))
		s.blit(appleimage, applepos);
		t=f.render(str(score), True, (0, 0, 0));
		s.blit(t, (10, 10));
		pygame.display.update()

import pygame, random, sys

from pygame.locals import *

def collide(x1, x2, y1, y2, w1, w2, h1, h2):

if x1+w1>x2 and x1<x2+w2 and y1+h1>y2 and y1<y2+h2:return True

else:return False

def die(screen, score):

f=pygame.font.SysFont('Arial', 30);

t=f.render('Your score was: '+str(score), True, (0, 0, 0));

screen.blit(t, (10, 270));pygame.display.update();

pygame.time.wait(2000);sys.exit(0)

xs = [290, 290, 290, 290, 290];ys = [290, 270, 250, 230, 210];

dirs = 0;

score = 0;

applepos = (random.randint(0, 590), random.randint(0, 590));

pygame.init();

s=pygame.display.set_mode((600, 600));

pygame.display.set_caption('Snake');

appleimage = pygame.Surface((10, 10));

appleimage.fill((0, 255, 0));

img = pygame.Surface((20, 20));

img.fill((255, 0, 0));f = pygame.font.SysFont('Arial', 20);clock = pygame.time.Clock()

while True:

clock.tick(10)

for e in pygame.event.get():

if e.type == QUIT:

sys.exit(0)

elif e.type == KEYDOWN:

if e.key == K_UP and dirs != 0:dirs = 2

elif e.key == K_DOWN and dirs != 2:dirs = 0

elif e.key == K_LEFT and dirs != 1:dirs = 3

elif e.key == K_RIGHT and dirs != 3:dirs = 1

i = len(xs)-1

while i >= 2:

if collide(xs[0], xs[i], ys[0], ys[i], 20, 20, 20, 20):die(s, score)

i-= 1

if collide(xs[0], applepos[0], ys[0], applepos[1], 20, 10, 20, 10):score+=1;xs.append(700);ys.append(700);applepos=(random.randint(0,590),random.randint(0,590))

if xs[0] < 0 or xs[0] > 580 or ys[0] < 0 or ys[0] > 580: die(s, score)

i = len(xs)-1

while i >= 1:

xs[i] = xs[i-1];ys[i] = ys[i-1];i -= 1

if dirs==0:ys[0] += 20

elif dirs==1:xs[0] += 20

elif dirs==2:ys[0] -= 20

elif dirs==3:xs[0] -= 20

s.fill((255, 255, 255))

for i in range(0, len(xs)):

s.blit(img, (xs[i], ys[i]))

s.blit(appleimage, applepos);

t=f.render(str(score), True, (0, 0, 0));

s.blit(t, (10, 10));

pygame.display.update()

C++ Basic Skills: Lesson 27 “Templates”


#include <iostream>
using namespace std;

template <class T>
void swap_these(T & a, T & b)
{
    T a_old = a;
    a = b;
    b = a_old;
}

int main()
{
    int array[5] ={1,2,3,5,4};
    swap_these(array[3], array[4]);
    for(int i=0;i<5;i++)
    {
        cout << array[i] << endl;
    }
return 0;
}

#include <iostream>

using namespace std;

template <class T>

void swap_these(T & a, T & b)

{

T a_old = a;

a = b;

b = a_old;

}

int main()

{

int array[5] ={1,2,3,5,4};

swap_these(array[3], array[4]);

for(int i=0;i<5;i++)

{

cout << array[i] << endl;

}

return 0;

}

C++ Basic Skills: 36 – Vectors

The mysql extension is deprecated and will be removed in the future: use mysqli or PDO instead in

http://www.bestwebframeworks.com/tutorials/php/36/solve-mysql-extension-is-deprecated–will-be-removed-in-the-future-of-php/

How do I get PHP Errors to display?


<?php
ini_set('display_errors',1);
ini_set('display_startup_errors',1);
error_reporting(-1);
?>

<?php

ini_set('display_errors',1);

ini_set('display_startup_errors',1);

error_reporting(-1);

Java Programming Tutorial – 12 – Switch Statement

Java Programming Tutorial – 11 – Logical Operators

output xml


$dom = new DOMDocument('1.0', 'utf-8');

$element = $dom->createElement('test', 'This is the root element!');

// We insert the new element as root (child of the document)
$dom->appendChild($element);
header("Content-type: text/xml"); 

echo $dom->saveXML();

$dom = new DOMDocument('1.0', 'utf-8');

$element = $dom->createElement('test', 'This is the root element!');

// We insert the new element as root (child of the document)

$dom->appendChild($element);

header("Content-type: text/xml");

echo $dom->saveXML();

PHP ErrorHandler


<?php
function errorHandler($errno, $errstr, $errfile, $errline) {
 
    switch ($errno) {
        case E_NOTICE:
        case E_USER_NOTICE:
        case E_DEPRECATED:
        case E_USER_DEPRECATED:
        case E_STRICT:
            //echo("STRICT error $errstr at $errfile:$errline \n");
            break;
 
        case E_WARNING:
        case E_USER_WARNING:
            echo("WARNING error $errstr at $errfile:$errline \n");
            break;
 
        case E_ERROR:
        case E_USER_ERROR:
        case E_RECOVERABLE_ERROR:
            exit("FATAL error $errstr at $errfile:$errline \n");
 
        default:
            exit("Unknown error at $errfile:$errline \n");
    }
}
set_error_handler("errorHandler");
php?>

<?php

function errorHandler($errno, $errstr, $errfile, $errline) {

switch ($errno) {

case E_NOTICE:

case E_USER_NOTICE:

case E_DEPRECATED:

case E_USER_DEPRECATED:

case E_STRICT:

//echo("STRICT error $errstr at $errfile:$errline \n");

break;

case E_WARNING:

case E_USER_WARNING:

echo("WARNING error $errstr at $errfile:$errline \n");

break;

case E_ERROR:

case E_USER_ERROR:

case E_RECOVERABLE_ERROR:

exit("FATAL error $errstr at $errfile:$errline \n");

default:

exit("Unknown error at $errfile:$errline \n");

}

set_error_handler("errorHandler");

php?>